- Evercore ISI Group upgraded Kirby Corporation KEX from Hold to Outperform. Kirby shares rose 3.41 percent to close at $77.25 on Thursday.
- Raymond James upgraded Civitas Solutions Inc CIVI from Market Perform to Outperform. Civitas Solutions shares dropped 14.77 percent to close at $15.00 on Thursday.
- Stifel Nicolaus upgraded Viavi Solutions Inc VIAV from Hold to Buy. Viavi Solutions rose 10.21 percent to $9.55 in pre-market trading.
- Argus Research upgraded Mastercard Inc MA from Hold to Buy. Mastercard shares closed at $172.93 on Thursday.
- Cowen & Co. upgraded Huntington Ingalls Industries Inc HII from Market Perform to Outperform. Huntington shares closed at $241.47 on Thursday.
- Societe Generale upgraded Mondelez International Inc MDLZ from Hold to Buy. Mondelez shares closed at $45.87 on Thursday.
- KeyBanc downgraded Apple Inc. AAPL from Overweight to Sector Weight. Apple shares rose 0.82 percent to $169.15 in pre-market trading.
- Barclays downgraded Mallinckrodt PLC MNK from Equal-Weight to Underweight. Mallinckrodt shares fell 3.03 percent to $17.60 in pre-market trading.
- Stifel Nicolaus downgraded Alphabet Inc GOOGL from Buy to Hold. Alphabet shares dropped 3.20 percent to $1,143.80 in pre-market trading.
- Analysts at Jefferies downgraded OSI Systems, Inc. OSIS from Buy to Hold. OSI Systems rose 0.79 percent to close at $66.60 on Thursday.
- Canaccord Genuity downgraded IMPINJ Inc PI from Buy to Hold. Impinj shares fell 32.15 percent to $15.51 in pre-market trading.
- Bernstein downgraded Apple Inc. AAPL from Outperform to Market Perform. Apple shares rose 0.82 percent to $169.15 in pre-market trading.
- RBC Capital downgraded IMPINJ Inc PI from Outperform to Sector Perform. Impinj shares fell 32.15 percent to $15.51 in pre-market trading.
- Analysts at Mizuho downgraded HP Inc HPQ from Buy to Neutral. HP shares fell 1.29 percent to $23.00 in pre-market trading.
- J.P. Morgan downgraded GoPro Inc GPRO from Overweight to Neutral. GoPro shares fell 6 percent to $5.17 in pre-market trading.
- Analysts at Morgan Stanley initiated coverage on Voyager Therapeutics Inc VYGR with an Overweight rating. Voyager Therapeutics shares closed at $19.32 on Thursday.
- DA Davidson initiated coverage on Veeva Systems Inc VEEV with a Buy rating. The price target for Veeva Systems is set to $75. Veeva Systems shares closed at $61.02 on Thursday.
- H.C. Wainwright initiated coverage on Chimerix Inc CMRX with a Buy rating. The price target for Chimerix is set to $10. Chimerix shares closed at $4.68 on Wednesday.
- Vertical Research initiated coverage on JinkoSolar Holding Co., Ltd. JKS with a Sell rating. JinkoSolar shares closed at $21.80 on Thursday.
- Analysts at UBS initiated coverage on Ameren Corp AEE with a Neutral rating. The price target for Ameren is set to $57. Ameren closed at $55.21 on Thursday.
- DA Davidson initiated coverage on Guidewire Software Inc GWRE with a Buy rating. The price target for Guidewire Software is set to $92. Guidewire Software shares closed at $78.47 on Thursday.
- Analysts at Chardan Capital initiated coverage on Kamada Ltd KMDA with a Buy rating. The price target for Kamada is set to $7. Kamada shares closed at $5.35 on Thursday.
- DA Davidson initiated coverage on Blackbaud, Inc. BLKB with a Neutral rating. The price target for Blackbaud is set to $95. Blackbaud shares closed at $95.80 on Thursday.
- UBS initiated coverage on American Electric Power Company Inc AEP with a Buy rating. The price target for American Electric Power is set to $76. American Electric Power shares closed at $67.84 on Thursday.
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